15/05/2020 · (2) D E F = H S E * P E L where HSE is the heat source efficiency, which refers to the energy supply per unit heat (g(fuel)/GJ or Nm 3 (gas)/GJ) and PEL is the pollutant emission lever, which refers to the pollutant emission factor per unit of fuel (g(pollutant)/g(fuel) or g(pollutant)/Nm 3 (gas)).
31/03/2021 · The carbon emissions of heating based on heat transfer using grid electricity are dramatically lower than any heating system based on combustion of carbon compounds. Whenever the current grid carbon factor is below 215 grams of CO 2 per KWh then even direct electric heating emits less carbon from the grid than a gas boiler does on site!
How efficient is my boiler? - British Gas
Facts and figures about domestic gas boilers
Boiler and Heaters Emissions Calculator: guide to
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What temperature should a condensing boiler be set at? | Viessmann
03/04/2021 · The amount of CO 2 emitted by a gas boiler is constant at 215 grams of CO 2 per kWh of heat delivered (assuming the boiler is 85% efficient). Gas issues far less CO 2 than burning oil, which in turn emits much less than burning coal. However, the very clear winner is to use a heat pump which issues no CO 2 at all if it uses green electricity.
You should set the temperature between 60 and 65 °C but for maximum efficiency, it should be set to around 60 °C. Do not set it lower than this as you could increase the risk of contracting Legionnaires disease. Legionnaires is a form of pneumonia thats caused by bacteria in water.
What's the best temperature for a condensing boiler to be
pollutant emission rates provided by the manufacturers for models and types of boilers. This approach has been necessary due to a lack of empirical emission data for domestic boilers operating in-situ. As the sample size of this study was limited (twelve) the objective was to provide an indication of real